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Home >> Hyundai >> 2018 >> Tucson SEL Plus, 4WD >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Supplemental Restraint System Control Module (SRSCM) And Sensors >> Occupant Classification System (OCS) >> Repair Procedures >> OCS Rest Procedure

OCS Rest Procedure

You should perform OCS Reset procedure after service or replacement about all part of the passenger seat. (Not included full seat assembly)

  1. Ignition "OFF", connect GDS.
  2. Ignition "ON" & Engine "OFF", select Airbag system and "Body Sensor Reset" mode.
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  3. The GDS will show the two OCS Reset function steps.
    1. Erase OCS diagnostic codes.
    2. OCS initialization.
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      CAUTION: This Step must be done during front passenger seat empty.
  4. Select product configuration.
    1. C1: No heater
    2. C2: Heater
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      CAUTION: Before the starting the OCS Rest process, cross check seat correct configuration with actual vehicle.
      If you see the center console, you can find different buttons per each different seat configuration type. (Refer to the below figure below)
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  5. The OCS initialization procedure will be performed.

C1: No Heater Type Reset 

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C2: Heater Type Reset (Including Cooling Seat) 

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CAUTION: Erase the SRSCM diagnostic codes after completing the OCS reset.
DTC Code Code Name Description
B1763 ECU Defect
  1. Reset (Calibration setting) is not completed
  2. ECU is damaged from physical stress
B1764 MAT Defect
  1. Mat and ECU are not connected.
  2. Mat is damaged from physical stress.
B1767 Algo cut-off
  1. Too much humidity.
B1111 IGN voltage high
  1. IGN voltage high.
B1112 IGN voltage low
  1. IGN voltage low.
B1603 CAN bus off
  1. CAN Bus is not working.
B1697 ACU communication error
  1. CAN Bus is not working.
  2. ACU is not working.